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    <title>Document</title>
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<body>
<a href="add.user">添加用户</a> <br>
<a href="delete.user?id=1001">删除用户</a> <br>
<a href="update.user?id=1002">更新用户</a> <br>
<a href="query.user?keyword=张三">查询用户</a> <br>
</body>
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